package w14;

import javax.swing.*;import java.awt.*;public class Animate {    int x = 1;    int y = 1;    public static void main (String[] args) {       Animate gui = new Animate ();       gui.go();   }   public void go() {       JFrame frame = new JFrame();       frame.setDefaultCloseOperation(			JFrame.EXIT_ON_CLOSE);       MyDrawP drawP = new MyDrawP();              frame.getContentPane().add(drawP);       frame.setSize(500,270);       frame.setVisible(true);       for (int i = 0; i < 124; i++,x++,y++ ) {          x++;          drawP.repaint();          try {            Thread.sleep(50);          } catch(Exception ex) { }       }   }   class MyDrawP extends JPanel {       public void paintComponent(Graphics g  ) {                  g.setColor(Color.white);	      g.fillRect(0,0,500,250);                  g.setColor(Color.blue);                  g.fillRect(x,y,500-x*2,250-y*2);       }   }
}